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Finding the Fourth Proportional to 496,915.29, 744,432.53 and 293,903.37

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Solution

The fourth proportional to 496,915.29, 744,432.53 and 293,903.37 is: 440,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,915.29 : 744,432.53 = 293,903.37 : x
  2. Step 2: Convert to fraction form
    496,915.29/744,432.53 = 293,903.37/x
  3. Step 3: Cross multiply
    496,915.29x = 744,432.53 × 293,903.37
  4. Step 4: Simplify right side
    496,915.29x = 218,791,227,835.11
  5. Step 5: Solve for x
    x = 218,791,227,835.11/496,915.29
  6. Step 6: Final answer
    x = 440,298.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.